.TH "nvme_flush" 9 "nvme_flush" "November 2025" "libnvme API manual" LINUX
.SH NAME
nvme_flush \- Send an nvme flush command
.SH SYNOPSIS
.B "int" nvme_flush
.BI "(int fd "  ","
.BI "__u32 nsid "  ");"
.SH ARGUMENTS
.IP "fd" 12
File descriptor of nvme device
.IP "nsid" 12
Namespace identifier
.SH "DESCRIPTION"
The Flush command requests that the contents of volatile write cache be made
non-volatile.
.SH "RETURN"
The nvme command status if a response was received (see
\fIenum nvme_status_field\fP) or -1 with errno set otherwise.
